Question: (a) Show how you might use a cyclic acetal in carrying out the following transformation: (b) Why would a direct addition of methylmagnesium bromide to

(a) Show how you might use a cyclic acetal in carrying out the following transformation:

(a) Show how you might use a cyclic acetal in

(b) Why would a direct addition of methylmagnesium bromide to A fail to give B?

OH

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